Mixture Contains Solid Polymer Derived From Reactant Containing Carboxylic Acid Ester Group Patents (Class 525/80)
  • Patent number: 10253175
    Abstract: Disclosed herein is an acrylic resin film that is less likely to whiten on bending when laminated on a plastic molded body or the like, has well-balanced physical properties such as high surface hardness, excellent transparency, and excellent cracking resistance, and is therefore suitable for use in decorative molding. The acrylic resin film is obtained by forming, into a film, a methacrylic resin composition (D) containing a specific methacrylate-based resin (A), a rubber-containing four-stage graft copolymer (B) containing rubber particles having an average particle size of 0.2 to 0.4 ?m, and a rubber-containing two-layer graft copolymer (C) containing rubber particles having an average particle size of 0.02 to 0.15 ?m.
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: April 9, 2019
    Assignee: KANEKA CORPORATION
    Inventors: Kimihide Nishimura, Nobuhiro Yamamoto
  • Patent number: 9908958
    Abstract: A multi-stage emulsion processing aid polymer comprising one or more functionalized ethylenically unsaturated monomer into the emulsion polymerization reactor, wherein the functionality is selected from the group consisting of ?-keto esters, ?-keto amides, ?-diketones, cyanoacetic esters, malonates, nitroalkanes, ?-nitro esters, sulfonazides, thiols, thiol-s-triazines, and amine, where the functionality is incorporated into polymers by polymerizing, ethylenically unsaturated monomers containing these functionalities or by post functionalization of a polymer with additional reactions after polymerization in one of the first or second stages. Foamable halogenated polymers comprising the multi-stage emulsion processing aid polymer is also provided. Also provided are methods for making the multi-stage emulsion processing aid polymer and foamable halogenated polymers.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: March 6, 2018
    Assignee: Rohm and Haas Company
    Inventors: Paul R. Van Rheenen, Steven P. Broadwater
  • Patent number: 9520596
    Abstract: A resin for a negative electrode of a lithium ion battery including a core section and a cladding layer covering the surface of the core section are provided. The cladding layer is obtained by reacting a first monomer mixture. The first monomer mixture includes an ethylenically unsaturated carboxylic acid ester monomer, a first aromatic vinyl monomer, and an ethylenically unsaturated carboxylic acid monomer. Based on 100 wt % of the first monomer mixture, a content of the ethylenically unsaturated carboxylic acid ester monomer is from 45 to 80 wt %, a content of the first aromatic vinyl monomer is from 5 to 25 wt %, and a content of the ethylenically unsaturated carboxylic acid monomer is from 10 to 43 wt %.
    Type: Grant
    Filed: September 3, 2014
    Date of Patent: December 13, 2016
    Assignee: Chi Mei Corporation
    Inventors: Hsiu-Mei Wu, Chan-Li Hsueh, Chung-Ping Li
  • Patent number: 9309397
    Abstract: A multi-stage emulsion processing aid polymer comprising one or more functionalized ethylenically unsaturated monomer into the emulsion polymerization reactor, wherein the functionality is selected from the group consisting of ?-keto esters, ?-keto amides, ?-diketones, cyanoacetic esters, malonates, nitroalkanes, ?-nitro esters, sulfonazides, thiols, thiol-s-triazines, and amine, where the functionality is incorporated into polymers by polymerizing, ethylenically unsaturated monomers containing these functionalities or by post functionalization of a polymer with additional reactions after polymerization in one of the first or second stages. Foamable halogenated polymers comprising the multi-stage emulsion processing aid polymer is also provided. Also provided are methods for making the multi-stage emulsion processing aid polymer and foamable halogenated polymers.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: April 12, 2016
    Assignee: Rohm and Haas Company
    Inventors: Paul R. Van Rheenen, Steven J. Broadwater
  • Patent number: 9034963
    Abstract: A transparent thermoplastic resin composition includes (A) a rubber-modified graft copolymer which is prepared by copolymerizing (a2) a (meth)acrylic acid alkyl ester monomer, (a3) a styrene-based monomer and (a4) an acrylonitrile-based monomer onto (a1) a butadiene-based rubber polymer; (B) a styrene-based copolymer having a glass transition temperature of about 90 to about 100° C. which is prepared by copolymerizing (b1) a methacrylic acid alkyl ester monomer, (b2) an acrylic acid alkyl ester monomer, (b3) a styrene-based monomer and (b4) an acrylonitrile-based monomer; and (C) a silicone oil. The composition can have improved whitening resistance at low temperatures and/or excellent impact strength.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: May 19, 2015
    Assignee: Cheil Industries Inc.
    Inventors: Jun Hwan Ahn, Il Jin Kim, Sun Hong Min
  • Patent number: 9029476
    Abstract: A composition comprising: a blended product of: a matrix polymer; and from 0.05 to 2.5 wt % diffuser polymeric particles, wherein the diffuser polymeric particles are characterized by an average diameter from 2.0 to 8 micrometers, a particle size distribution such that at least 90 wt % of the polymer particles fall within ±30% of the volume average particle size, a refractive index, RI, from 1.50 to 1.55; a crosslinking level great than 4%; and wherein the diffuser polymeric particles are produced using at least one alkyl(meth)acrylate monomer copolymerized with from 5 wt % to 25 wt % crosslinking monomer selected from the group consisting of aliphatic crosslinking monomers, aromatic crosslinking monomers, and combinations thereof, and optionally, one or more comonomers selected from the group consisting of aryl(meth)acrylate monomers and monovinyl arenes is provided.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: May 12, 2015
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Eric G. Lundquist, Luu Le
  • Patent number: 9012549
    Abstract: Provided are: an adhesive composition that is capable of providing an adhesive layer in which titanium-based nanoparticles are stably dispersed, an adhesive layer having more enhanced mechanical characteristics, excellent refractive index and excellent adhesive force, and an adhesive sheet or the like which uses the adhesive composition.
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: April 21, 2015
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Tanaka, Yutaka Moroishi, Fumiko Nakano
  • Patent number: 8969476
    Abstract: In one of its aspects the invention is directed to rubber modified thermoplastic resin compositions comprising discontinuous elastomeric phase particles derived from a unitary rubber substrate having at least a bimodal particle size distribution, wherein the elastomeric phase particles comprise a polymer having structural units derived from at least one (C1-C12)alkyl(meth)acrylate monomer and are dispersed in a rigid thermoplastic phase, wherein at least a portion of the rigid thermoplastic phase is grafted as a shell to elastomeric phase core particles, and wherein the rigid thermoplastic phase comprises structural units derived from at least one vinyl aromatic monomer, at least one monoethylenically unsaturated nitrile monomer and at least one (C1-C12)alkyl- or aryl-(meth)acrylate monomer.
    Type: Grant
    Filed: October 27, 2005
    Date of Patent: March 3, 2015
    Assignee: Sabic Global Technologies B.V.
    Inventors: Albin Peter Berzinis, James Edward Pickett
  • Patent number: 8951643
    Abstract: The present invention relates to an optical film and method of manufacturing the same. The optical film of the present invention includes an acrylic resin and a core-shell type graft copolymer wherein the core includes a conjugate diene rubber, and the shell includes an acrylic monomer, an aromatic vinyl monomer, and a maleimide monomer.
    Type: Grant
    Filed: October 1, 2009
    Date of Patent: February 10, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Byoung-Il Kang, Chang-Hun Han, Jung-A Yoo, Song-Taek Oh
  • Patent number: 8865834
    Abstract: A novel adhesive composition suitable for composing multilayered coatings onto large, industrial equipment such as pipeline tubes is devised. The composition is a blend based on a polyethylene which determines the blend's favorable properties, which polyethylene itself can be used further in coating cables and for producing moldings, especially rotomoulded articles.
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: October 21, 2014
    Assignee: Basell Polyolefine GmbH
    Inventors: Heinz Vogt, Shahram Mihan, Gerd Mannebach, Gerhardus Meier, Joachim Berthold, Manfred Hecker
  • Patent number: 8758655
    Abstract: The present invention provides an optical film and a retardation film that each include an acryl resin, and 20 to 65 parts by weight of a graft copolymer including a conjugated diene rubber based on 100 parts by weight of the acryl resin, and an electronic device including the same.
    Type: Grant
    Filed: September 17, 2008
    Date of Patent: June 24, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Byoung-Il Kang, Chan-Hong Lee, Chang-Hun Han
  • Patent number: 8742016
    Abstract: Procedure for the manufacture of carboxylated ethylene polymer blends, in which in a 1st step, in a fluid mixing reactor, to 100 pbw of a particulate ethylene polymer—chosen from among ethylene homopolymers (HDPE, LDPE) and/or linear ethylene copolymers with 2 to ?20 wt.-% polymerized-in C3-12-olefin units (LLDPE, EOP), with a melt-flow rate MFR (190° C./2.16 kg)?20 g/10 min—are added 0.05-15 pbw of a ?,?-ethylenically unsaturated mono and/or dicarboxylic acid or its anhydride (carboxyl monomer), or a monomer mixture containing at least one carboxyl monomer and 0.01-10 pbw of a radical initiator or initiator mixture, and graft-polymerizing at reaction temperatures of 30-120° C., over a reaction time of 5-120 min and subsequently, in a 2nd step, reacting a mixture continuously fed into a reaction extruder of 100 pbw of the modified ethylene polymer obtained in the 1st solid phase step, 150-4,000 pbw of an ethylene polymer or polymer blend with a melt flow rate MFR (190° C., 2.
    Type: Grant
    Filed: September 9, 2008
    Date of Patent: June 3, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Klaus Besser, Jochen Gerecke, Lutz Haeussler, Bianka Leitner, Inno Rapthel
  • Patent number: 8703293
    Abstract: Provided herein re a composition and a coating or a device (e.g., absorbable stent) that includes a PEGylated hyaluronic acid and a PEGylated non-hyaluronic acid biocompatible polymer and the methods of use thereof.
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: April 22, 2014
    Assignee: Advanced Cardiovascular Systems, Inc.
    Inventors: Lothar W. Kleiner, Connie S. Kwok
  • Patent number: 8642700
    Abstract: A thermoplastic composition suitable for making articles having low gloss and good impact resistance at low temperatures is disclosed. The composition contains (A) 10 to 90 percent relative to the weight of the composition (pbw) of an aromatic (co)poly(ester)carbonate, (B) 10 to 90 pbw of first graft (co)polymer containing a graft base selected from the group consisting of polyurethane, ethylene vinyl acetate, silicone, ethylene-propylene diene rubbers, ethylene propylene rubbers, acrylate rubbers, diene rubbers, and polychloroprene, and a grafted phase, (C) 1 to 20 pbw of a linear glycidyl ester functional polymer comprising repeating units derived from one or more glycidyl ester monomers and (D) 1 to 20 pbw of a second graft (co)polymer containing a core and shell wherein the core contains an interpenetrated network of poly(meth)alkyl acrylate and polyorganosiloxane, and wherein the shell contains poly(meth)acrylate.
    Type: Grant
    Filed: November 3, 2006
    Date of Patent: February 4, 2014
    Assignee: Bayer MaterialScience LLC
    Inventors: Marina Rogunova, James P. Mason, Xiangyang Li
  • Patent number: 8642701
    Abstract: Injection stretch blow molded (ISBM) articles containing a bio-based polymers and methods of forming the same are described herein. The method generally includes providing a propylene-based polymer; contacting the propylene-based polymer with polylactic acid to form a polymeric blend; injection molding the blend into a preform; and stretch-blowing the preform into an article.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: February 4, 2014
    Assignee: Fina Technology, Inc.
    Inventors: Fengkui Li, Luyi Sun, John Ashbaugh, David Rauscher, Leland Daniels, Robert Dotter
  • Patent number: 8552112
    Abstract: The present invention provides a weather resistant thermoplastic resin with low gloss and a method of preparing the same. The thermoplastic resin of the present invention comprises a (meth)acrylic acid alkyl ester-based polymer (A) and a (meth)acrylic acid alkyl ester-based oligomeric prepolymer (B), and an aromatic vinyl-cyanide vinyl based copolymer (C), wherein the (meth)acrylic acid alkyl ester-based polymer (A) and the (meth)acrylic acid alkyl ester-based oligomeric prepolymer (B) form a network-shaped disperse phase and the aromatic vinyl-cyanide vinyl based copolymer (C) forms a continuous phase.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: October 8, 2013
    Assignee: Cheil Industries Inc.
    Inventors: So Young Kwon, Young Sub Jin, Sung Kwan Kim, Byeong Do Lee
  • Publication number: 20130184409
    Abstract: An uncoated, highly reflective, impact-resistant injection-molded article which comprises a rubber ingredient (A) and a thermoplastic resin (B), characterized in that (1) the rubber ingredient (A) has been dispersed in the thermoplastic resin (B), (2) the rubber ingredient (A) has a coefficient of linear expansion of 12.5×10?5 to 19×10?5/° C., (3) the surface of the injection-molded article has a reflected-image clarity of 60-100%, and (4) the injection-molded article has a notched Charpy impact strength of 5-60 kJ/m2.
    Type: Application
    Filed: September 30, 2011
    Publication date: July 18, 2013
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Tomoyuki Fujisawa, Mihoko Yamamoto, Hiroharu Itaya
  • Patent number: 8420736
    Abstract: An object of the present invention is to provide a thermoplastic resin composition capable of improving impact resistance and surface gloss of a molded article, and a molded article thereof. A thermoplastic resin composition of the present invention is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), wherein the core-shell polymer composition (b) is obtained by polymerizing the shell-constituting components in the presence of a core obtained by polymerizing a monomer mixture (100% by weight in total) of 70% to 99.95% by weight of an alkyl acrylate having an alkyl group of 2 to 18 carbon atoms, 0.05% to 10% by weight of a polyfunctional monomer, and 0% to 20% by weight of a monomer copolymerizable with the alkyl acrylate and the polyfunctional monomer, and the polyfunctional monomers contains at least a compound having a plurality of same radically polymerizable functional groups in the molecule thereof.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: April 16, 2013
    Assignee: Kaneka Corporation
    Inventors: Fuminobu Kitayama, Kouhei Fujimoto, Yuya Manabe
  • Patent number: 8399561
    Abstract: The present invention relates to a process for preparing a high impact monovinylaromatic polymer comprising admixing a rubber, at least one monovinylaromatic monomer and optionally one or more comonomer in the presence of at least a borane complex of the L-BH3 type wherein L is a Lewis base and polymerizing the monovinylaromatic monomer. The borane complex initiator, L may be an ether (e.g THF, tetrahydrofurane), a thioether (e.g dimethylthioether) or an amine. A preferred complex is an amine borane such as by way of example triethylamine borane. The present invention also relates to a high impact monovinylaromatic polymer having a weight ratio of grafted monovinylaromatic monomer and optional comonomer to the initial monovinylaromatic monomer and optional comonomer above 0.1%, advantageously above 2% and preferably in the range 2 to 4%. The invention is of particular interest to make high impact polystyrene.
    Type: Grant
    Filed: January 21, 2008
    Date of Patent: March 19, 2013
    Assignees: Total Petrochemicals France, Centre National de la Recherche Scientifique
    Inventors: Michel Duc, Bruno Vuillemin, Denis Bertin, Sylvain Marque, Christophe Galindo
  • Patent number: 8399560
    Abstract: The invention relates to the use of polyalkyl(meth)acrylate bead polymers with an average particle size V50 that ranges between 30 and 70 ?m for improving the stress cracking resistance of moulding materials containing polyalkyl(meth)acrylate. The invention also relates to moulding materials comprising: a) at least 50 wt. % of an impact resistance modifying agent, which contains at least one polyalkyl(meth)acrylate phase; b) at least 8 wt. % of a polyalkyl(meth)acrylate bead polymer with an average particle size V50 that ranges between 30 and 70 ?m; and c) between 0 and 42 wt. % of a polyalkyl(meth)acrylate with a molecular weight ranging between 20,000 and 350,000 g/mol, whereby the wt. % of the components a) to c) amounts to 100 wt. %, and to moulded bodies that can be obtained from said materials.
    Type: Grant
    Filed: August 30, 2005
    Date of Patent: March 19, 2013
    Assignee: Evonik Roehm GmbH
    Inventors: Klaus Schultes, Peter Battenhausen, Ursula Golchert, Stefan Nau, Werner Hoess
  • Patent number: 8383728
    Abstract: The present invention relates to the use of mixtures comprising polymer types A, B and AB as or in adhesives, polymer type A being a copolyester prepared with cocondensation of unsaturated aliphatic dicarboxylic acids, polymer type B being a (meth)acrylate homopolymer and/or copolymer, and polymer type AB being a graft copolymer of polymer type A and polymer type B.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: February 26, 2013
    Assignee: Evonik Degussa GmbH
    Inventors: Gabriele Brenner, Rene Koschabek, Sven Balk, Thorsten Brand, Gerd Loehden
  • Patent number: 8378026
    Abstract: One aspect of the invention relates to a transparent rubber-modified styrenic resin composition. The resin composition comprises about 5 to about 30 parts by weight of a styrene-butadiene rubbery copolymer; and about 0 to about 15 parts by weight of a matrix resin comprising about 20 to about 40 parts by weight of styrenic monomer, about 30 to about 60 parts by weight of unsaturated carboxylic acid alkyl ester monomer and about 0 to about 15 parts by weight of vinyl cyanide monomer; wherein the difference between the refractive index of the rubbery copolymer and the matrix resin is about 0.005 or less and the transparent rubber-modified styrenic resin composition has a haze of about 5% or less as measured by a Nippon Denshoku Haze meter using a 3 mm thick test sample.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: February 19, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Byeong Do Lee, Young Sub Jin, Hwan Seok Park, Jae Keun Hong
  • Patent number: 8362145
    Abstract: A composition comprising a blend of a polyolefin, polylactic acid, and a reactive modifier. A method of producing an oriented film comprising reactive extrusion compounding a mixture comprising polypropylene, polylactic acid, a reactive modifier to form a compatibilized polymeric blend, casting the compatibilized polymeric blend into a film, and orienting the film. A method of preparing a reactive modifier comprising contacting a polyolefin, a multifunctional acrylate comonomer, and an initiator under conditions suitable for the formation of an epoxy-functionalized polyolefin wherein the epoxy-functionalized polyolefin has a grafting yield of from 0.2 wt. % to 15 wt. %.
    Type: Grant
    Filed: December 8, 2011
    Date of Patent: January 29, 2013
    Assignee: Fina Technology, Inc.
    Inventors: Fengkui Li, Tim J. Coffy, Michel Daumerie
  • Patent number: 8314182
    Abstract: A resin composition having good scratch resistance includes about 5 to about 50 parts by weight of core-shell graft resin (A) and about 95 to about 50 parts by weight of resin (B) which includes about 40 to about 100% by weight of (meth)acrylic acid alkyl ester. The outer shell of the core-shell graft resin (A) comprises (meth)acrylic acid alkyl ester.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: November 20, 2012
    Assignee: Cheil Industries Inc.
    Inventors: Doo Han Ha, Bong Jae Jeong
  • Patent number: 8227543
    Abstract: The invention relates to a flexible thermoplastic composition resistant to the ageing effects of oil, said composition comprising a grafted copolymer containing polyamide blocks and consisting of a polyolefin backbone and at least one polyamide graft. According to the invention, the grafts are attached to the core by the residues of an unsaturated monomer (X) having a function that can react with a polyamide comprising an amine end or a carboxylic acid end; the residues of the unsaturated monomer (X) are attached to the backbone by grafting or copolymerization from the double bond thereof; and the composition comprises between 40 to 90 wt % of the polyolefin core comprising the unsaturated monomer (X); between 5 to 40 wt % of polyamide grafts; and between 5 to 40% of at least one polymer selected from a saponified ethylene/vinyl acetate copolymer and a polyamide.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: July 24, 2012
    Assignee: Arkema France
    Inventors: Stephane Bizet, Jean-Jacques Flat
  • Publication number: 20120142862
    Abstract: A rubber-modified polystyrene resin composition is for making an electroplatable article which has a sectioned layer defining a unit area. The rubber-modified polystyrene resin composition includes a resin matrix, occlusion rubber particles dispersed in the resin matrix, and non-occlusion rubber particles dispersed in the resin matrix. A total sectional area ratio of the occlusion rubber particles to the non-occlusion rubber particles in the unit area ranges from 1.1 to 14.
    Type: Application
    Filed: November 17, 2011
    Publication date: June 7, 2012
    Inventors: Chien-Chung WU, Chun-Ting KUO, Wen-Yi SU, Chen-Hsiang FANG
  • Patent number: 8178619
    Abstract: The present invention provides a (meth)acrylic polymer containing 15 to 65 parts by weight of a polymer (A) having a specific viscosity of 0.90 to 2.00 and containing 70 to 100 weight percent of methyl methacrylate, 0 to 30 weight percent of a (meth)acrylic ester other than methyl methacrylate, and 0 to 10 weight percent of another monomer copolymerizable with these; 20 to 75 parts by weight of a polymer (B) having a specific viscosity of 0.40 or more and less than 0.90 and containing 70 to 100 weight percent of methyl methacrylate, 0 to 30 weight percent of a (meth)acrylic ester other than methyl methacrylate, and 0 to 10 weight percent of another monomer copolymerizable with these; and 1 to 30 parts by weight of a polymer (C) having a specific viscosity of 0.80 to 2.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: May 15, 2012
    Assignee: Kaneka Corporation
    Inventors: Mitsutaka Sato, Yasushi Nakanishi
  • Publication number: 20120107595
    Abstract: The present invention relates to a plastics moulding composition encompassing at least one poly(meth)acrylate A) and at least one impact-modified poly(meth)acrylate B), wherein the die swell of the plastics moulding composition is at least 15%, measured at 5 MPa and 2200 C to DIN 54811 (1984), and the melt flow rate of the poly(meth)acrylate A) is at least 10 ml per 10 minutes, measured to ISO 1133 at 2300 C with a load of 3.8 kg. The present invention also describes mouldings which encompass the plastics moulding composition described above, and processes for the production of the said mouldings.
    Type: Application
    Filed: July 7, 2009
    Publication date: May 3, 2012
    Applicant: EVONIK ROESH GMBH
    Inventors: Werner Hoess, Klaus Schultes, Guomin Liu
  • Patent number: 8168719
    Abstract: The present invention relates to thermoplastic molding compositions comprising a mixture composed of (A) at least one methyl methacrylate polymer, (B) at least one copolymer, obtainable via polymerization of a mixture, composed of (B1) at least one vinylaromatic monomer, and (B2) at least one vinyl cyanide, as monomers, (C) at least one graft polymer, obtainable from a core, and a first graft shell, and a second graft shell, (D) at least one polybutyl acrylate whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography), and (E) if appropriate conventional additives, as component (E), to a process for preparation of these thermoplastic molding compositions, to the use of this thermoplastic molding composition for production of moldings, and also to the use of styrene-methyl methacrylate copolymers whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography) for improvement of flowability and for reduction of the dependency
    Type: Grant
    Filed: April 23, 2008
    Date of Patent: May 1, 2012
    Assignee: Styrolution GmbH
    Inventors: Martin Weber, Achim Datko, Ludger Leber
  • Patent number: 8119736
    Abstract: Branched polymers including multi-branched polymers, functionalized branched polymers, star-branched polymers, and dendigraft polymers. Methods for the synthesis of branched polymers and method for the use of branched polymers in tire components are also included.
    Type: Grant
    Filed: October 5, 2007
    Date of Patent: February 21, 2012
    Assignee: Bridgestone Corporation
    Inventors: Christopher G. Robertson, Sandra Warren, James Hall, Georg G. A. Böhm, Mark Arigo, Noriko Mori
  • Publication number: 20110305900
    Abstract: The present application relates to a method for manufacturing a propylene polymer, including: a) fermenting and optionally purifying first renewable materials to produce an alcohol or an alcohol mixture, the alcohol or alcohol mixture including at least isopropanol and/or at least a mixture of ethanol and 1-butanol; b) dehydrating the resulting alcohol or the alcohol mixture to produce an alkene or alkene mixture in a first series of reactors, the alkene or alkene mixture containing at least propylene; c) polymerizing the propylene in a second reactor, optionally in the presence of a comonomer, so as to produce a propylene polymer; d) isolating the propylene polymer obtained in step c); and e) grafting the propylene polymer obtained from step d). The invention also relates to the grafted propylene polymer capable of being obtained by the method, to the compositions containing the polymer, as well as to the uses of the polymer.
    Type: Application
    Filed: December 2, 2009
    Publication date: December 15, 2011
    Applicant: ARKEMA FRANCE
    Inventors: Samuel Devisme, Fabrice R. Chop, Jean-Laurent Pradel, Guillaume Le, Thomas Roussel, Jean-Luc Dubois
  • Patent number: 8058355
    Abstract: The present invention provides solvent- and water-based primer compositions that include at least one chlorinated carboxylated polyolefin that has been modified with one or more polyfunctional alcohols. The chlorinated carboxylated polyolefins are obtained by the reaction of polyolefins with at least one of unsaturated carboxylic esters, unsaturated carboxylic acids, unsaturated carboxylic anhydrides, acrylic monomers, and mixtures thereof then chlorinated. The chlorinated carboxylated polyolefins are then further modified by reaction with one or more polyfunctional alcohols. These polyfunctional alcohol-modified chlorinated carboxylated polyolefins may also contain pendant carboxyl groups, which have the propensity to form hydrophilic salts with amines or inorganic bases, thereby rendering the polyfunctional alcohol-modified chlorinated carboxylated polyolefins water-dispersible.
    Type: Grant
    Filed: August 31, 2005
    Date of Patent: November 15, 2011
    Assignee: Eastman Chemical Company
    Inventors: Robert Lee Eagan, Kevin Alan Williams, Allen Morgan Cheek
  • Publication number: 20110229730
    Abstract: An optical film for protecting a polarizer is provided that is excellent in mass productivity and is capable being imparted with characteristics by application while maintaining optical characteristics and moisture resistance of polypropylene polymerized with a metallocene catalyst. A polarizer film and an image display device using the same are also provided that have high performance. The optical film for protecting a polarizer of the present invention contains a mixed resin containing polypropylene that is polymerized with a metallocene catalyst, and graft-modified polypropylene.
    Type: Application
    Filed: September 29, 2009
    Publication date: September 22, 2011
    Inventors: Takatoshi Yosomiya, Kazuaki Watanabe
  • Patent number: 8008397
    Abstract: Provided are a rubber latex having a multi-layer structure, wherein an inner-layer rubber latex has a refractive index greater than that of an outer-layer rubber latex, a graft copolymer prepared from the rubber latex, a polyvinyl chloride (PVC) resin blend containing the graft copolymer, and a method of preparing the rubber latex. The PVC resin blend containing the graft copolymer including the rubber latex according to the present invention has improved color property and low-temperature impact strength than conventional PVC resins.
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: August 30, 2011
    Assignee: LG Chem, Ltd.
    Inventors: Yoon Ho Kim, Wonsuk Jang, Geon Soo Kim
  • Patent number: 7989083
    Abstract: To provide an acid-modified polypropylene resin which can be used for an adhesive capable of bonding a polyolefin type resin and a polar resin with sufficient force, its production process and a resin composition using it. An acid-modified polypropylene resin, which is obtained by grafting an organic acid component to a polypropylene resin, wherein the polypropylene resin is an isotactic polypropylene resin, the grafted amount X (wt %) of the organic acid component in the acid-modified polypropylene resin is within a range of from 1.0 wt % to 20.0 wt %, and the melt flow rate Y (g/10 min) of the acid-modified polypropylene resin satisfies the expression: Y?18.5 exp(0.82X), a process for producing such an acid-modified polypropylene resin, a resin composition using it and a laminate.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: August 2, 2011
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Kenichi Morikawa, Katsutoshi Ohno
  • Patent number: 7989082
    Abstract: Thermoplastic polymer compositions are disclosed that can be processed into capstocks having a reduced gloss appearance, high impact strength and superior weatherability. The capstocks described herein are especially useful for extrusion into articles. They are also useful for application to various poor weathering structural plastic articles for preparing multi-layered composites having improved weatherability. Methods for manufacturing structural plastic capstocks and composites and articles produced therefrom having reduced gloss appearance are also described.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: August 2, 2011
    Assignee: Rohm and Haas Company
    Inventor: Paul Vanrheenen
  • Publication number: 20110160383
    Abstract: The present invention provides a transparent thermoplastic resin composition which may comprise (A) about 1 to about 100 parts by weight of an ultra-high molecular weight branched acrylic copolymer resin; (B) about 0 to about 99 parts by weight of an acrylic resin; and (C) about 0 to about 40 parts by weight of an acrylic impact modifier, based on 100 parts by weight of (A) and (B). The ultra-high molecular branched acrylic copolymer resin (A) may be prepared by polymerizing a monomer mixture comprising (a1) about 50 to about 99.899% by weight of a mono-functional monomer, (a2) about 0.1 to about 40% by weight of a (meth)acrylic monomer having a flexible segment represented following Chemical Formula 1, and (a3) about 0.001 to about 10% by weight of a branch-inducing monomer. The thermoplastic resin composition of the present invention can have improved transparency, scratch resistance, flowability, and impact strength.
    Type: Application
    Filed: December 21, 2010
    Publication date: June 30, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Kee Hae Kwon, Jin Hwa Chung, Kwang Soo Park, Dong Kil Choi, Il Jin Kim
  • Patent number: 7956117
    Abstract: The present invention relates to a polypropylene-based composite composition which is directly paintable without treatment of a primer comprised of chlorinated polyolefins. According to the present invention, the polypropylene-based composite composition comprises 30 to 70 weight percent, based on total weight of said polypropylene-based composite composition, of a polypropylene-based resin; 10 to 20 weight percent, based on total weight of said polypropylene-based composite composition, of a polyolefin based thermoplastic elastomer; 10 to 30 weight percent, based on total weight of said polypropylene-based composite composition, of a mineral filler; and 10 to 20 weight percent, based on total weight of said polypropylene-based composite composition, of an acrylate functional polymer additive.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: June 7, 2011
    Assignee: Polymersnet Co., Ltd.
    Inventors: Yang Seog Jin, Seong Ki Park, Chang Woo Jin, Chan Ki Lee, Se Hyun Cho
  • Patent number: 7910655
    Abstract: A polymer composition includes a polyarylene sulfide resin, a olefinic graft copolymer, and a fluorinated polyolefin resin. Some embodiments may additionally comprise an epoxy compound and/or a filler. In some embodiments, the compositions have good flame retardancy, impact strength, and flexural strength.
    Type: Grant
    Filed: May 22, 2006
    Date of Patent: March 22, 2011
    Assignee: Cheil Industrial Inc.
    Inventors: Nam Joong Baek, Han Soo Chung
  • Patent number: 7906582
    Abstract: A polymerizable composition is provided that includes a compound represented by Formula (I), a macromolecule having a monomer unit represented by Formula (II) and/or another addition-polymerization type macromolecule, and a macromolecular filler. In Formula (I) and (II), Q1 denotes a cyano group or a —COX2 group, X1 denotes a hydrogen atom, organic residue, or polymer chain bonded to carbon atom CA via a heteroatom, or a halogen atom, X2 denotes a hydrogen atom, organic residue, or polymer chain bonded to the carbonyl group via a heteroatom, or a halogen atom, Ra and Rb independently denote a hydrogen atom, a halogen atom, a cyano group, or an organic residue, and X1 and X2, Ra and Rb, and X1 and Ra or Rb may be bonded to each other to form a cyclic structure. There are also provided a tacky material produced by forming on a support a 10 to 200 ?m layer that includes the polymerizable composition, and an adhesive that includes the polymerizable composition.
    Type: Grant
    Filed: February 7, 2008
    Date of Patent: March 15, 2011
    Assignee: FUJIFILM Corporation
    Inventor: Kazuto Kunita
  • Patent number: 7847021
    Abstract: A modified polyolefin resin comprising a copolymer having a structure that a propylene-based polyolefin segment (a) and a segment (b) containing a lactic acid as a constituent are bonded in a block state and/or a graft state through a vinyl monomer having a hydroxyl group, wherein a number average molecular weight of the propylene-based polyolefin segment (a) is from 1,000 to 100,000, a number average molecular weight of the segment (b) containing lactic acid as a constituent is from 1,000 to 200,000, and a weight composition of the propylene-based polyolefin segment (a) and the segment (b) containing lactic acid as a constituent is from 10/90 to 90/10. The modified polyolefin resin can be used in a resin composition containing an aliphatic polyester resin (A), a polyolefin resin (B) and the modified polyolefin resin (C). The composition can exhibit excellent heat resistance and impact resistance and can be used for molding various parts.
    Type: Grant
    Filed: February 9, 2005
    Date of Patent: December 7, 2010
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Hosei Shinoda, Takeshi Kashima, Masahiro Enna, Shinichi Kojoh, Hideyuki Kaneko, Shingo Matsuo, Nobuo Kawahara, Tomoaki Matsugi, Yuichi Matsuda, Takayuki Onogi, Fumio Kageyama
  • Publication number: 20100202050
    Abstract: The present invention provides an optical film that includes i) an acryl resin, and ii) 20 to 65 parts by weight of a core-shell type graft copolymer that includes a core having a rubber component and a shell including a polymer having a weight average molecular weight that is the same as or higher than a weight average molecular weight of a polymer constituting the i) acryl resin based on 100 parts by weight of the acryl resin, a retardation film, and an electronic device including the same.
    Type: Application
    Filed: September 19, 2008
    Publication date: August 12, 2010
    Applicant: LG CHEM, LTD.
    Inventors: Byoung-II Kang, Chang-Hun Han, Dae-Woo Lee, Jae-Bum Seo, Jung-A Yoo, Song-Taek Oh
  • Publication number: 20100184906
    Abstract: A composition comprising a mixture of: (i) an aromatic polycarbonate; (ii) a graft copolymer including polyacrylonitrile; and, (iii) a non-crosslinked acrylic polymer having a weight average molecular weight (Mw) of less than or equal to 65,000 Daltons (Da).
    Type: Application
    Filed: June 5, 2008
    Publication date: July 22, 2010
    Applicant: LUCITE INTERNATIONAL UK LTD
    Inventor: Mark Davies
  • Publication number: 20100174025
    Abstract: A thermoplastic molding composition is proposed, comprising a graft copolymer A and a thermoplastic copolymer B in the following proportions by weight: A: from 10 to 80% by weight of the graft copolymer A composed of a1: from 30 to 90% by weight, based on the graft copolymer A, of a graft base a1 obtainable via the reaction of a11: from 50 to 98.99% by weight, based on the graft base a1, of a C1-C10-alkyl ester of acrylic acid, a12: from 1 to 49.99% by weight, based on the graft base a1, of a copolymerizable linear, branched or cyclic olefin having from 2 to 12 carbon atoms, and a13: from 0.
    Type: Application
    Filed: January 18, 2007
    Publication date: July 8, 2010
    Applicant: BASF SE
    Inventors: Michael Ishaque, Rajan Venkatesh, Maarten Staal
  • Patent number: 7728073
    Abstract: The present invention relates to thermoplastic molding compositions comprising a mixture of (A) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a methyl methacrylate polymer, (B) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a copolymer obtainable by polymerizing a styrenic monomer and a vinyl cyanide, and (C) from 1 to 40% by weight, based on the sum of components (A), (B) and (C), of a graft copolymer obtainable from (C1) from 60 to 90% by weight, based on (C), of a core obtainable by polymerizing a 1,3-diene and a styrenic monomer, (C2) from 5 to 20% by weight, based on (C), of a first graft shell, and (C3) from 5 to 20% by weight, based on (C), of a second graft shell composed of an alkyl (meth)acrylate polymer, with the proviso that the ratio of (C2) to (C3) is in the range from 2:1 to 1:2.
    Type: Grant
    Filed: December 14, 2004
    Date of Patent: June 1, 2010
    Assignee: BASF SE
    Inventors: Martin Stork, Martin Weber, Axel Gottschalk, Sven Riechers, Norbert Güntherberg, Wolfgang Fischer, Ludger Leber, Peter Ittemann, Stephan Jüngling
  • Patent number: 7723434
    Abstract: An olefinic thermoplastic elastomer with improved properties can be obtained by melting and kneading a graft copolymer, acrylic rubber, a crosslinking agent, and a co-crosslinking agent. The graft copolymer is composed of an olefin polymer segment formed from a nonpolar ?-olefin monomer and a vinyl polymer segment formed from a vinyl monomer, with particles of one segment being dispersed in the other segment. The particle diameter is 0.01 to 1 ?m. The acrylic rubber can be obtained by polymerizing a monomer mixture containing methoxyethyl acrylate.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: May 25, 2010
    Assignee: Nof Corporation
    Inventors: Motoyuki Sugiura, Toru Tamura, Takamitsu Kano, Toru Kato
  • Patent number: 7723433
    Abstract: A clear, impact modified, heat resistant polyvinyl chloride composition is provided comprising (a) at least one polyvinyl halide; (b) at least one clear impact modifier possessing a refractive index which is not more than about 2% above or below the refractive index of the polyvinyl halide; and (c) at least one clear heat modifier comprising a terpolymer obtained by the copolymerization of a vinyl aromatic monomer, an acrylonitrile and an alkyl acrylate or alkyl methacrylate, wherein the terpolymer possesses a refractive index which is not more than about 2% above or below the refractive index of the polyvinyl halide and possesses a weight average molecular weight ranging from about 75,000 to about 400,000.
    Type: Grant
    Filed: November 22, 2004
    Date of Patent: May 25, 2010
    Assignee: Chemtura Corporation
    Inventors: Larry B. Simmons, George P. McCarty
  • Patent number: 7605210
    Abstract: A thermoplastic vulcanizate comprising of a dynamically-cured rubber; and a thermoplastic phase, where the thermoplastic phase includes fiber and the reaction product of a methylene donor and a methylene acceptor. The thermoplastic phase could include a functionalized thermoplastic resin.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: October 20, 2009
    Assignee: ExxonMobile Chemical Patents Inc.
    Inventors: Maria D. Ellul, Rodney May, Andre Van Meerbeek
  • Patent number: 7589150
    Abstract: Disclosed are polypropylene homopolymers, copolymers and mono and polyfunctional polypropylene derivatives as well as methods of preparing them. These polymers are prepared in the eresence of a metallocene catalyst and are isotactic. Applications using these polymers include but are not limited to, electrophotography toners, melt facture reduction agents, and compatibilizers.
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: September 15, 2009
    Assignee: Baker Hughes Incorporated
    Inventors: Paul Hanna, Satyarayana Nistala, Leon L. Otte, Kent Fudge, Thomas J. Clark, David D. Truong, John Woods
  • Patent number: 7579406
    Abstract: The present invention relates to a transparent thermoplastic resin composition which characteristically contains A) 20-80 weight % of graft copolymer composed of a) conjugated diene rubber latex; b) intermediate layer prepared by copolymerization of acrylic acid alkylester derivative and aromatic vinyl derivative with the above a); and c) graft layer prepared by copolymerization of methacrylic acid alkylester derivative or acrylic acid alkylester derivative, a romatic vinyl derivative and vinyl cyan derivative with the above b) and B) 20-80 weight % of MSAN copolymer prepared by copolymerization of methacrylic acid alkylester derivative or acrylic acid alkylester derivative, aromatic vinyl derivative and vinyl cyan derivative.
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: August 25, 2009
    Assignee: LG Chem, Ltd.
    Inventors: Jeong-su Choi, Mi-young Lee, Hyong-min Bahn, Keun-hoon Yoo, Won-seok Lee